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Cambodia weather in December

Cambodia in December averages 27°C (80°F) and 38 mm of rain.

Of the twelve months in Cambodia, December is the coldest and the third driest.

Cambodia
Average temp
27°C (80°F)

22–31°C · 72–88°F

Rainfall
38 mm

Not much rain

Sunshine
—
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What is Cambodia like in December?

Daytime

Days are warm, typically in the mid-20s°C or above.

Rain

Rain is usually light.

Evening

Evenings stay warm.

What should I pack for Cambodia in December?

  • High-factor sun cream

    With daytime highs around 31°C, burn time is short even in shade.

  • Sunglasses and a brimmed hat

    Midday glare is the part people underpack for, not the heat itself.

  • Loose cotton or linen

    Synthetics stop working once you are sweating through them all day.

  • A refillable water bottle

    Daily highs this warm need roughly double the water a temperate day does.

  • Comfortable walking shoes you can rinse

    Dry warm weather is walking weather, and dust gets into everything.

December compared with November and January

December in Cambodia is 1°C cooler than November and 75 mm drier than it, which averages 28°C (82°F).

December in Cambodia is about the same temperature as January and 14 mm wetter than it, which averages 27°C (80°F).

Daylight in Cambodia in December

On 15 December the sun is up for 11 hours 24 minutes in Cambodia, rising about 06:13 and setting about 17:37 local time.

No month in Cambodia has less daylight than December.

Travel guides for Cambodia

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Cambodia weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

How December compares with the rest of the year

December is highlighted. Every other month links to its own page.

Cambodia weather by month: average temperature, rainfall for each month, from 1991–2020 climate normals
MonthAverageRainfall
January27°C / 80°F24 mm
February28°C / 83°F14 mm
March30°C / 85°F43 mm
April31°C / 87°F85 mm
May30°C / 87°F130 mm
June30°C / 85°F161 mm
July29°C / 84°F168 mm
August29°C / 84°F185 mm
September28°C / 83°F254 mm
October28°C / 82°F260 mm
November28°C / 82°F113 mm
December27°C / 80°F38 mm

Check another month

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FAQs about Cambodia in December

December climate averages for Cambodia, 1991–2020.

Cambodia averages 27°C (80°F) in December, ranging from about 22°C (72°F) at night to 31°C (88°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Barely. December sees only about 38 mm, so rain is unlikely to affect your plans.

They are about the same. December averages 27°C (80°F) and January 27°C (80°F), so temperature alone will not decide between them.

December is 1°C cooler than November, and 75 mm drier.

Yes. December falls inside the most comfortable stretch of the year here, November to March, on temperature and rainfall together.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 11 hours 24 minutes of daylight in mid-December, the least of any month in Cambodia.

On 15 December, sunrise is about 06:13 and sunset about 17:37 local time. Both shift across the month.